@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif&display=swap');

html, body{
    padding: 0;
    margin:0;
    font-family: 'Instrument Serif', serif;
}

#desktopVideo {
    position: fixed;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    object-fit: cover;
}

#mobileVideo {
    display: none;
    position: fixed;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    object-fit: cover;
}
            
.content {
    position: fixed;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-content: center;
    justify-content: center;
    align-items: center;
    background-color: rgba(0,0,0,0.4);
    padding: 0;
    margin: 0;
    top: 0;
    left: 0;
}

.box{
    max-width: 400px;   
    background-color: rgb(255 255 255);
    border-radius: 0 0 0 20px;
    color: #fff;
    padding: 20px;
    margin: 0 auto;
    box-shadow: 0 0 10px rgba(0,0,0,0.4);

}
            
#btn{
    padding: 0 50px;
    max-width: 100%;
    border: 2px solid #245528;
    background-color: #245528;
    color: #fff;
    cursor: pointer;
    font-size: 32px;
    line-height: 64px;
    font-family: 'Instrument Serif', serif;
    margin: 0 auto;
    text-align: center;
    display: block;
}
           
#btn:hover {
    background-color: #1a3b1d;
    transition: all 300ms ease-in-out;
}

/* Extra small devices (phones, 600px and down) */
@media only screen and (max-width: 800px) and (orientation: portrait) {
    #desktopVideo {
        display: none;
    }
    
    #mobileVideo {
        display: block;
    }

    #btn{

        font-size: 28px;
        width: 100%;

    }
}